FR1454740A - Support system for mines - Google Patents

Support system for mines

Info

Publication number
FR1454740A
FR1454740A FR38737A FR38737A FR1454740A FR 1454740 A FR1454740 A FR 1454740A FR 38737 A FR38737 A FR 38737A FR 38737 A FR38737 A FR 38737A FR 1454740 A FR1454740 A FR 1454740A
Authority
FR
France
Prior art keywords
mines
support system
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR38737A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dowty Mining Equipment Ltd
Original Assignee
Dowty Mining Equipment Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dowty Mining Equipment Ltd filed Critical Dowty Mining Equipment Ltd
Priority to FR38737A priority Critical patent/FR1454740A/en
Application granted granted Critical
Publication of FR1454740A publication Critical patent/FR1454740A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
FR38737A 1965-11-17 1965-11-17 Support system for mines Expired FR1454740A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR38737A FR1454740A (en) 1965-11-17 1965-11-17 Support system for mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR38737A FR1454740A (en) 1965-11-17 1965-11-17 Support system for mines

Publications (1)

Publication Number Publication Date
FR1454740A true FR1454740A (en) 1966-02-11

Family

ID=8592695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR38737A Expired FR1454740A (en) 1965-11-17 1965-11-17 Support system for mines

Country Status (1)

Country Link
FR (1) FR1454740A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2413538A1 (en) * 1977-12-29 1979-07-27 Gewerk Eisenhuette Westfalia ADVANCING DEVICE FOR WALKING HYDRAULIC SUPPORT

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2413538A1 (en) * 1977-12-29 1979-07-27 Gewerk Eisenhuette Westfalia ADVANCING DEVICE FOR WALKING HYDRAULIC SUPPORT

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